Changed the parser file ignore path.
Changed the parser file ignore path.

Autogenerated parser files in the jison directory are now ignore instead
of the files in lib/parsers. This makes it easier to do linting and code
coverage because we don't need to deal with explicitly ignoring the
autogenerated files.

RobertWarrenGilmore/goll-e,twosigma/goll-e,RobertWarrenGilmore/goll-e,twosigma/goll-e